
div {
  box-sizing: border-box;
}

ul,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
}

.clearfix:after {
  content: '';
  display: border;
  clear: both;
}

a {
  text-decoration: none;
  color: #424242;
}

.nav-list {
  width: 100%;
  min-width: 1190px;
  height: 44px;
  line-height: 44px;
  background-color: lightblue
}

.nav-list .nav-list-item {
  float: left;
  min-width: 50px;
  height: 44px;
  padding: 0 10px;
  text-align: center;
}


/* 导航栏*/

.header {
  height: 44px;
  background-color: #36cfc9;
  box-shadow: 1px 2px 3px #ddd;
}

.header-nav {
  width: 1190px;
  height: 44px;
  margin: 0 auto;
}

.nav-list {
  width: 1190px;
  background-color: #36cfc9;
}

.nav-item {
  float: left;
  height: 44px;
  padding: 0 15px;
  text-align: center;
  line-height: 44px;
}

.nav-item.search-item {
  float: right;
  padding-top: 3px;
}

.nav-item.logo-title {
  padding: 0 15px 0 5px;
  line-height: 44px;
}

.nav-item.logo-wrap {
  padding: 0 5px 0 0;
  width: 44px;
  height: 44px;
}

.nav-item.logo-wrap .item-link {
  opacity: 1;
}

.nav-item.logo-wrap .logo-img {
  width: 24px;
}

.nav-item .item-link {
  cursor: pointer;
  color: #424242;
  font-size: 14px;
  transition: all 0.3s;
  opacity: .6;
}

.nav-item .item-link.active {
  opacity: 1;
}

.nav-item .item-link:hover {
  color: #424242;
  opacity: 1;
}

.nav-item.operation-item {
  float: right;
}

.nav-item.login-item {
  display: none;
  float: right;
}

.nav-item.login-item.active {
  display: block;
}

.nav-item.user-item {
  display: none;
  float: right;
}

.nav-item.user-item.active {
  display: block;
}

.search-item {
  position: relative;
}

.search-item .icon-search {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 20px;
  width: 30px;
  height: 30px;
  font-size: 20px;
}


/* 按钮样式文件*/

.btn {
  width: 50px;
  height: 30.9px;
}
